Whether, noting that the Census 2022 has drawn attention to migration to the Republic’s economic hubs, particularly Gauteng and the Western Cape, which will result in the current water and sanitation systems in the two provinces being severely strained by an increase in population and lead to water shortages and the deterioration of sanitation facilities, his department has developed plans to make sure that the infrastructure for water and sanitation in both provinces is adequate to meet the demands of a growing population; if not, what is the position in each case; if so, what are the relevant details in each case?